<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>HSLA半透明效果</title>
<style type="text/css">
ul {
	list-style:none;
	margin:10px;
	padding:0;
	background:url(../images/charactor.png) 10px 0 no-repeat;
}
li {height:20px;}
li:nth-child(1) {background:hsla(40, 50%, 50%, 0.1);}
li:nth-child(2) {background:hsla(40, 50%, 50%, 0.2);}
li:nth-child(3) {background:hsla(40, 50%, 50%, 0.3);}
li:nth-child(4) {background:hsla(40, 50%, 50%, 0.4);}
li:nth-child(5) {background:hsla(40, 50%, 50%, 0.5);}
li:nth-child(6) {background:hsla(40, 50%, 50%, 0.6);}
li:nth-child(7) {background:hsla(40, 50%, 50%, 0.7);}
li:nth-child(8) {background:hsla(40, 50%, 50%, 0.8);}
li:nth-child(9) {background:hsla(40, 50%, 50%, 0.9);}
li:nth-child(10) {background:hsla(40, 50%, 50%, 1);}
</style>
<body>
<ul>
  <li></li><li></li><li></li><li></li><li></li>
  <li></li><li></li><li></li><li></li><li></li>
</ul>
</body>
</html>